A nuclear darkness has engulfed the world for seven decades, with only intermittent breakthroughs of light when treaties among nuclear nations were negotiated. Some treaties have been violated for decades; others, walked away from by Trump. Any progress made on eliminating nuclear weapons has ceased. Worse, a new weapons upgrade is in the works by the nuclear nations. In 2009 President Obama spoke of the dream of a world without nuclear weapons, yet a handful of years later he put the U.S.